RoadStarr Motorsports

Los Angeles lists 110 auto customization shops here, but a count isn't a phone call. 108 of those listings carry a phone number and 88 list a website, so most give you a way in before you drive over. 91406 holds 9 shops and 91352 holds 6, so Valley zips have the densest options if you want to compare nearby.

Paid placement for this category hasn't launched in Los Angeles yet, so a Sponsored tag won't show up on any row here, and the order is a default sort, not a pick. If a shop's number rings dead or its site link is broken, the owner can claim that listing and fix it, saving the next driver a wasted trip. Call two or three near your zip before booking custom work, since shops vary more in specialty and turnaround than any listing page shows.